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Article Details The Progress of Science |
| Date Added: November 24, 2008 04:39:12 AM |
| Author: |
| Category: Science |
| Science is progressing in this way. Biology cannot advance without chemistry, geology leans on physics, and this interdependence is due to specialisation, to differentiation. In organisms and states intercommunication is essential to preserve this corporate life. Without nerves and blood-vessels an amoeba may possibly get on fairly well. Fuegans do not require railways or telephones. Science requires its blood-vessels and nerves, its railways and telephones. Each member requires what is elaborated by others to be collected and sorted and distributed for its use. It is most important that' the work done in physical science in innumerable laboratories should be collected, digested, distributed for the information of the biologist, the chemist, the geologist. The study of the properties of each kind of matter as related to energy and the ether has bearings on every department of science and on every kind of practice ; on agriculture and medicine the practical applications of biology, and on manufactures and engineering the practical application of physics and chemistry. Whether we are using the ether to transmit energy to ploughs, or measuring the irregular energy of the tissues of a patient by a thermometer, or taking nails out of wheat with magnets, or determining the physical changes produced in materials by small amounts of impurities, we require to understand physical science, and any day some advance in it may be of service in practice. The connections, the railways, the nerves, in this department, are fairly well supplied by the technical journals, but on the purely scientific side there is risk that an undue development of specialisation, without sufficient nourishment and communication from other parts, may lead to local turgescence and inflammation, to the injury of the system and the ultimate atrophy of the parts. In treating of the connections of physical science with other branches of science, we may either divide physical science in some systematic way, and study the connections of each division with other sciences, or begin by consideringthe other branches of science and see how each is connected with physical science. Without some systematic and rational method, we are sure to omit outlying and unfamiliar parts of any subject of investigation. Physical science may generally be described as the study of the properties of matter, energy, and ether. It is divided from chemistry by being the study of each kind of matter by itself, while chemistry studies the actions of different kinds of matter upon one another. Of course no real line can be drawn, and the enumeration of the objects of physical study is for the purpose of dividing the subject itself rather than for the purpose of dividing it from other subjects. |
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